civil engineering MCQs – Page 87

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs

1721. A contractor has two options : Invest his money in project A or (II) : Invest his money in project B. If he decides to invest in A, for every rupee invested, he is assured of doubling his money in ten years. If he decides to invest in B, he is assured of making his money 1.5 times in 5 years. If the contractor values his money at 10% interest rate, he______________?
0

A. could invest in either of the two projects

B. should invest in project B

C. should invest in project A

D. should invest in neither of the two projects

1722. Crash project duration is obtained by summing the________________?
0

A. crash durations for all activities

B. normal durations for all the activities

C. crash durations for all the activities along the critical path obtained by taking into account the crash duration for all the activities

D. crash durations for all the activities along the critical path obtained by taking into account the normal duration for all the activities

1723. Economic saving of time results by crashing_________________?
0

A. costliest critical activity

B. cheapest non-critical activity

C. cheapest critical activity

D. costliest non-critical activity

1724. A rigid-jointed plane frame is stable and statically determinate if_______________?
0

A. (m + r) = 3j

B. (m + 3r) = 3j

C. re m is number of members, r is reaction components and j is number of joints

D. (3m + r) = 3j

E. (m + r) = 2j

1725. In the network shown in Fig. (15 fig) the latest start time of an activity 4-5 is_________________?
0

A. 7

B. 8

C. 2

D. 4

1726. The sleepers resting directly on girder are fastened to the top flange of girder by________________?
0

A. fang bolts

B. dog spikes

C. rail screws

D. hook bolts

1727. Effects of shear force and axial force on plastic moment capacity of a structure are respectively to_________________?
0

A. decrease and increase

B. increase and increase

C. decrease and decrease

D. increase and decrease

1728. A tractor shovel has a purchase price of Rs. 4.7 lacs and could save the organization an amount of rupees one lac per year on operating costs. The salvage value after the amortization period is 10% of the purchase price. The capital recovery period will be________________?
0

A. 4.23 years

B. 3.7 years

C. 7.87 years

D. 5 years

1729. The type of bearing plate used in all joints and on curves to give better bearing area to the rails is___________________?
0

A. none of the above

B. cast iron anti creep bearing plate

C. mild steel canted bearing plate

D. flat mild steel bearing plate

1730. Assertion A : When rock conditions are favorable, it will not be necessary to take up concrete lining concurrently with the driving operations till the full length of the tunnel has been driven through rock. Reason R : A tunnel through rock, hard or soft, does not need any concrete lining________________?
0

A. Both A and R are true and R is the correct explanation of A

B. Both A and R are true but R is not the correct explanation of A

C. A is true but R is false

D. A is false but R is true

1731. If the optimistic time, most likely time and pessimistic time for activity A are 4, 6 and 8 respectively and for activity B are 5, 5.5 and 9 respectively, then______________?
0

A. expected time of activity A is greater than the expected time of activity B

B. expected time of activity B is greater than the expected time of activity A

C. expected time of both activities A and B are same

D. none of the above

1732. Moist sand may contain surface water by mass upto__________________?
0

A. 5.00%

B. 7.50%

C. 1.25%

D. 2.5%

1733. For excavating utility trenches with precise control of depth, the excavation equipment used is_______________?
0

A. Shovel

B. None of the above

C. Dragline

D. Hoe

1734. The degree of kinematic indeterminacy of a pin-jointed space frame is_____________?
0

A. j-2r

B. 3j-r

C. 2j-r

D. j-3r

E. re j is number of joints and r is reaction components

1735. During the construction period, price variation clause in contracts caters to__________________?
0

A. variation in cost in materials element, labour element and petrol-oil-lubricant element

B. variation in total cost of the project on an ad hoc basis

C. increase in rates of only important materials

D. rate of inflation

1736. In time-cost optimization of a project, crashing is done____________?
0

A. on all the activities

B. on original critical activities and those that become critical at any stage of crashing in the order of ascending cost slope

C. only on activities lying on the orginal critical path and having flatter cost slopes

D. on all the activities lying on the critical path

1737. Pick up the correct statement for the web stiffeners?
0

A. for horizontal stiffeners, d is the clear distance between the horizontal stiffener and the tension flange

B. all the above

C. d is the distance between flange angles or the clear distance between flanges

D. vertical stiffeners are spaced at a distance not greater than 1.5 d and not less than 0.33 d

1738. To ensure exact gauge, the gauge tie plates are provided at_________________?
0

A. toe of the switch

B. nose of crossing

C. both (A) and (B)

D. none of the above

1739. For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is__________________?
0

A. 0.25 L

B. 0.5 L

C. 0.211 L

D. 0.234 L

1740. Drifters can be used to drill_________________?
0

A. horizontal or up holes

B. only down holes

C. only up holes

D. horizoral, down or up holes

Previous Next

Showing 1721 to 1740 of 6149 mcqs